The 6-5, 246-pound Brackett re-joins the Dolphins after spending part of the 2013 season with the Jacksonville Jaguars. He was placed on injured reserve prior to the start of the 2012 season with Jacksonville on September 4. Brackett originally entered the NFL in 2011 as an undrafted free agent with the Miami Dolphins. He spent parts of the 2011 season on the practice squads of Miami, Jacksonville and the Philadelphia Eagles. A four-year letterman at Penn State, Brackett played in 52 games with 15 starts and totaled 56 receptions for 714 yards and seven touchdowns. Born December 13, 1987 in New Brunswick, N.J., Brackett attended Lawrence High School in Lawrenceville, N.J.

The 6-6, 223-pound Lobato joins the Dolphins after spending time during the 2014 off-season with the Indianapolis Colts after being signed as an undrafted college free agent following the 2014 NFL draft. A three-year starter, he appeared in 35 career games at Northern Colorado where he completed 637 of 1,126 passes for 8,090 yards and 53 touchdowns while gaining Big Sky All-Conference honorable mention recognition. Born December 5, 1990 in Greeley, Colo., Lobato attended Eaton High School in Eaton, Colo.

The 6-4, 260-pound Reed joins the Dolphins after spending time during the 2014 off-season with the Jacksonville Jaguars. Reed has appeared in six regular season games. Reed began 2013 with the Minnesota Vikings after his release following training camp. He spent a portion of 2013 season on the San Francisco 49ers practice squad prior to joining the Jaguars as a member of their practice squad on December 17, 2013. Reed appeared in six games with Minnesota in 2012 after being inactive for all 16 games as a rookie in 2011. He originally entered the NFL in 2011 as a seventh round selection (215th overall) of the Vikings. Reed played in 47 games, with 8 starts, at the University of Arizona. He notched a career-best six tackles in games vs. Oregon and Arizona State as a senior. Born on January 1, 1988, in Moreno Valley, Calif., Reed attended Rancho Verde High School in Moreno Valley, Calif.